#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <math.h>

int main() 
{
    double x, y, size = 15.0;
    for (y = 1.5; y >= -1.5; y -= 0.1) 
    {
        for (x = -1.5; x <= 1.5; x += 0.05) 
        {
            double a = x * x + y * y - 1;
            double f = a * a * a - x * x * y * y * y;
            putchar(f <= 0.0 ? '*' : ' ');
        }
        putchar('\n');
    }
    return 0;
}
